(19)

(11)

EP 2 715 945 A1

(12)

(43) Date of publication: 09.04.2014 Bulletin 2014/15 (21) Application number: 12794149.0 (22) Date of filing: 31.05.2012

(51) International Patent Classification (IPC):  H04B 1/44(2006.01) (86) International application number: PCT/US2012/040317 (87) International publication number: WO 2012/166992 (06.12.2012 Gazette 2012/49)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 31.05.2011 US 201161491416 P (71) Applicant: RF Micro Devices, Inc. Greensboro, NC 27409 (US)	(72) Inventor: CHIRON, Jean-Frederic F-31170 Tournefeuille (FR) (74) Representative: Boyce, Conor et al Hanna Moore & Curley 13 Lower Lad Lane Dublin 2 Dublin 2 (IE)